ES8802507A1 - Procedimiento para preparar eteres 1,3-dioxano. - Google Patents

Procedimiento para preparar eteres 1,3-dioxano.

Info

Publication number
ES8802507A1
ES8802507A1 ES554829A ES554829A ES8802507A1 ES 8802507 A1 ES8802507 A1 ES 8802507A1 ES 554829 A ES554829 A ES 554829A ES 554829 A ES554829 A ES 554829A ES 8802507 A1 ES8802507 A1 ES 8802507A1
Authority
ES
Spain
Prior art keywords
dioxane ethers
alkyl
dioxane
ethers
phenyalkyl
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
ES554829A
Other languages
English (en)
Other versions
ES554829A0 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from GB858511893A external-priority patent/GB8511893D0/en
Priority claimed from GB858527862A external-priority patent/GB8527862D0/en
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Publication of ES8802507A1 publication Critical patent/ES8802507A1/es
Publication of ES554829A0 publication Critical patent/ES554829A0/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D319/00—Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D319/04—1,3-Dioxanes; Hydrogenated 1,3-dioxanes
    • C07D319/06—1,3-Dioxanes; Hydrogenated 1,3-dioxanes not condensed with other rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/41—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by hydrogenolysis or reduction of carboxylic groups or functional derivatives thereof

Abstract

LOS ETERES 1,3-DIOXANO (I), DONDE NO EXCLUSIVAMENTE R1 ES ALQUILO C1-7 O CICLOALQUILO C3-8, R2 Y R3 SON INDEPENDIENTEMENTE ALQUILO C1-4 O JUNTOS POLIMETILENO C3-6, N ES 1 O 2, M 2, 3 O 4, P 0, 1 O 2 Y Z ES CARBOXI O 1 (H) -TETRAZOL-5-ILO; SE OBTIENEN POR DESPORTECCION DE UN COMPUESTO FENOLICO (II), DONDE R'''' ES UN GRUPO PROTECTOR COMO EL ALQUILO C1-6, MEDIANTE UN AGENTE DESPROTECTOR M.Y, DONDE M ES LITIO, SODIO O POTASIO E Y ES TIOETOXIDO, HIDROXIDO Y DIFENILFOSFURO, EN UN DISOLVENTE ADECUADO COMO LA N,N-DIMETILFORMAMIDA, A TEMPERATURA ENTRE 30 Y 160GC. POR SU ACCION ANTAGONISTA TXA2 (TROMBOXANO A2) SON APLICABLES EN EL TRATAMIENTO DE ENFERMEDADES COMO LAS ENFERMEDADES ISQUIMICAS, LA MIGRAÑA O LA APOPLEJIA, ASI COMO PARA LA EVALUACION ESTANDARIZADA DE LOS EFECTOS TXA2 EN ANIMALES DE LABORATORIO. *FORMULA* U
ES554829A 1985-05-10 1986-05-09 Procedimiento para preparar eteres 1,3-dioxano. Expired ES8802507A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB858511893A GB8511893D0 (en) 1985-05-10 1985-05-10 Ethers
GB858527862A GB8527862D0 (en) 1985-11-12 1985-11-12 Ether derivatives

Publications (2)

Publication Number Publication Date
ES8802507A1 true ES8802507A1 (es) 1988-07-16
ES554829A0 ES554829A0 (es) 1988-07-16

Family

ID=26289241

Family Applications (2)

Application Number Title Priority Date Filing Date
ES554829A Expired ES8802507A1 (es) 1985-05-10 1986-05-09 Procedimiento para preparar eteres 1,3-dioxano.
ES557603A Expired ES8800194A1 (es) 1985-05-10 1987-06-16 Procedimiento para preparar eteres 1,3-dioxano

Family Applications After (1)

Application Number Title Priority Date Filing Date
ES557603A Expired ES8800194A1 (es) 1985-05-10 1987-06-16 Procedimiento para preparar eteres 1,3-dioxano

Country Status (12)

Country Link
US (2) US4775684A (es)
EP (1) EP0201351B1 (es)
AU (1) AU582438B2 (es)
DE (1) DE3675432D1 (es)
DK (1) DK212786A (es)
ES (2) ES8802507A1 (es)
FI (1) FI861950A (es)
GR (1) GR861206B (es)
HU (1) HU198706B (es)
IL (1) IL78779A (es)
NO (1) NO861870L (es)
NZ (1) NZ216113A (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5248780A (en) * 1988-02-16 1993-09-28 Imperial Chemical Industries, Plc Pyridyl substituted alkenoic acid derivatives
GB8901201D0 (en) * 1988-02-16 1989-03-15 Ici Plc Pyridine derivatives
GB8814340D0 (en) * 1988-06-16 1988-07-20 Ici Plc Process
CA2027076A1 (en) * 1989-10-10 1991-04-11 Werner Stransky Process for preparation of 4-(4-isobutylphenyl)-butyr-aldehyde and its use for the preparation of (-)-4(2-chlorophenyl)-2[2-(4-isobutylphenyl)-ethyl]-6,9-dim ethyl-6h-thieno[3,2-f]1,2,4]-triazolo[4,3][1,4]diazepine
GB9021571D0 (en) * 1990-10-04 1990-11-21 Ici Plc Heterocyclic acids

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8310407D0 (en) * 1982-05-12 1983-05-25 Ici Plc 1 3 - dioxan -5- ylalkenoic acids
GB8330097D0 (en) * 1983-11-11 1983-12-21 Ici Plc Cyclic ethers
GB8330120D0 (en) * 1983-11-11 1983-12-21 Ici Plc Chemical process
GB8330094D0 (en) * 1983-11-11 1983-12-21 Ici Plc Diphenyl compounds
GB8417314D0 (en) * 1984-07-06 1984-08-08 Ici Plc Carboxylic acid derivatives
GB8511890D0 (en) * 1985-05-10 1985-06-19 Ici Plc Benzene derivatives

Also Published As

Publication number Publication date
ES8800194A1 (es) 1987-10-16
EP0201351A3 (en) 1987-01-14
GR861206B (en) 1986-08-29
AU5734586A (en) 1986-11-13
DE3675432D1 (de) 1990-12-13
HU198706B (en) 1989-11-28
EP0201351A2 (en) 1986-11-12
FI861950A0 (fi) 1986-05-09
ES554829A0 (es) 1988-07-16
NO861870L (no) 1986-11-11
US4775684A (en) 1988-10-04
DK212786A (da) 1986-11-11
US4921979A (en) 1990-05-01
FI861950A (fi) 1986-11-11
ES557603A0 (es) 1987-10-16
NZ216113A (en) 1989-08-29
DK212786D0 (da) 1986-05-07
HUT40796A (en) 1987-02-27
AU582438B2 (en) 1989-03-23
EP0201351B1 (en) 1990-11-07
IL78779A (en) 1990-01-18

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